diff options
| -rwxr-xr-x | scripts/install-system | 36 |
1 files changed, 34 insertions, 2 deletions
diff --git a/scripts/install-system b/scripts/install-system index 2cd16d65..e8f469c8 100755 --- a/scripts/install-system +++ b/scripts/install-system @@ -254,9 +254,41 @@ check_for_old_raid () { response=$(get_response "Yes" "Yes No Y N") if [ "$response" == "no" ] || [ "$response" == "n" ]; then + echo echo "Ok. Not using existing RAID groups." - echo "Stopping existing RAID groups:" - mdadm --stop --scan + echo + + # pick the first RAID group to be broken + raid_drive=$(echo $raid_drives | /usr/bin/awk '{ print $1 }') + + echo "Would you like to break RAID group $raid_drive so that its" + echo "members can be re-used for a new installation, understanding" + echo -n "that doing so will destroy all data on it? (Yes/No) [No]:" + destroy_raid=$(get_response "No" "Yes No Y N") + echo + + if [ "${destroy_raid:0:1}" = "y" ]; then + echo "OK. Breaking the RAID group $raid_drive." + + members=`ls /sys/block/$raid_drive/slaves` + + echo "First, stopping all existing RAID groups:" + mdadm --stop --scan + + for member in $members ; do + drive=${member:0:3} + part=${member:3:1} + echo "Re-setting partition ID for RAID group $raid_drive member /dev/${member}:" + sfdisk --change-id /dev/$drive $part 0x83 + echo "Clearing RAID superblock from RAID group $raid_drive member /dev/${member}." + mdadm --zero-superblock /dev/$member + done + else + echo "OK. Stopping, but not breaking, existing RAID groups:" + mdadm --stop --scan + fi + + echo return fi |